Finding the Fourth Proportional to 31,196.36, 43,066.85 and 19,266.62

Step by Step Solution

1. Step 1: Write the proportion equation
   31,196.36 : 43,066.85 = 19,266.62 : x
2. Step 2: Convert to fraction form
   31,196.36/43,066.85 = 19,266.62/x
3. Step 3: Cross multiply
   31,196.36x = 43,066.85 × 19,266.62
4. Step 4: Simplify right side
   31,196.36x = 829,752,321.88
5. Step 5: Solve for x
   x = 829,752,321.88/31,196.36
6. Step 6: Final answer
   x = 26,597.73